The unique fibre structure of Tyvek security envelopes, developed by DuPont, is tear and water resistant for extra security during transit. The envelopes also feature an extra strong hot melt peel and seal closure and are lightweight to help keep postage costs down. These C5 envelopes measure 229 x 162mm and are 100% recyclable. This pack contains 100 envelopes.
- General
- The unique fibre structure of Tyvek security envelopes, developed by DuPont, is tear and water resistant for extra security during transit. The envelopes also feature an extra strong hot melt peel and seal closure and are lightweight to help keep postage costs down. These C5 envelopes measure 229 x 162mm and are 100% recyclable. This pack contains 100 envelopes.
| Brand | Tyvek |
| Type | High Security Envelopes |
| Colour | White |
| Envelope Closure | Peel and Seal |
| Envelope Size | C5 |
| Envelope Plain/Window | Plain |
| Colour: white |
| Extra strong hot melt peel and seal closure |
| Made of 100% high density polyethylene fibres (HDPE) |
| Pack of 100 |
| Security envelope designed to be water and tear resistant |
| Size: C5 (229 x 162mm) |